| Definition | Term |
| measure of variation in a population or a sample from a population | |
| Square root of variance | |
| alternative form of a particular enzyme which differs structurally but not functionally from another allozymes coded for by diff. alleles at the same locus | |
| location along length of a particular chromosome | |
| a term applied to populations or species that are found in a particular locality | |
| mating between close relatives. tends to increase levels of homozygosity in populations and often results in offspring with lower survival/reproductive rates | |
| selective breeding techniques used to develop/maintain desirable traits in domesticated plants/animals | |
| organisms whose genetic makeup has been modified through the process of genetic engineering, generally through the deletion of genes/insertion of novel genes, often from diff. orga | |
| rootlike, enlarged, unerground stems of some plants from which new plants can develop | |
| proportions of alternative forms of a gene in population of organisms | |
| change in gene frequencies in a population due to change or random events | |